Lindsey Mine (Machu Mine; Black George Mine; San Antonio Mine), Angels Camp, Angels Camp Mining District, Calaveras County, California, USAi
| Regional Level Types | |
|---|---|
| Lindsey Mine (Machu Mine; Black George Mine; San Antonio Mine) | Mine |
| Angels Camp | City |
| Angels Camp Mining District | Mining District |
| Calaveras County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
38° 4' 5'' North , 120° 33' 13'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Angels Camp | 2,677 (2012) | 1.2km |
| Vallecito | 442 (2011) | 7.4km |
| Murphys | 2,213 (2015) | 11.2km |
| Tuttletown | 668 (2011) | 11.8km |
| Copperopolis | 3,671 (2011) | 12.4km |
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
Local clubs are the best way to get access to collecting localities
| Club | Location | Distance |
|---|---|---|
| Calaveras Gem & Mineral Society | Angels Camp, California | 1km |
| Amador County Gem & Mineral Society | Sutter Creek, California | 42km |
A former Au mine located in the E½W½ (estimated) sec. 33, T3N, R13E, MDM, about 1.0 km (0.6 mile) W of Angels Camp. Operated during the period 1882 to 1888 and in the early 1900's. MRDS database stated accuracy for this location is 500 meters.
Mineralization is hosted in greenstone and slate. The ore body strikes NW and dips NE. Local rocks include undivided pre-Cenozoic metavolcanic rocks, unit 2 (undivided).
Workings include surface and underground openings with an overall depth of 30.48 meters and comprised of an open cut and a 100 foot vertical and 65 foot inclined shafts.
No production record found.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Native Gold Formula: Au |
| ⓘ Quartz Formula: SiO2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Native Gold | 1.AA.05 | Au |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Quartz | 4.DA.05 | SiO2 |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Quartz | SiO2 |
| Si | Silicon | |
| Si | ⓘ Quartz | SiO2 |
| Au | Gold | |
| Au | ⓘ Native Gold | Au |
Other Databases
| Link to USGS MRDS: | 10029123 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Shoofly-Olds Ferry DomainDomain
- Sierra Nevada BatholithVolcanic Arc
USA
- California
- Mother Lode BeltBelt
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